Always after TT move but before captures.
This seems a better setup against version before this
patch.
After 999 games at 1+0
Mod - Orig +252 =527 -220 +11 ELO
Unfortunatly it does not seems to improve on the standard
version, with null move outside of movepicker (
595a90df) with
the latest speed-up patches added in.
After 999 games at 1+0
Mod - Standard +244 =506 -249 -2 ELO
Signed-off-by: Marco Costalba <mcostalba@gmail.com>